255866312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4246

約数の個数: 64

約数和(自身を含む): 561523200

約数和(自身を除く): 305656888

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1178, 1612, 1976, 2356, 3224, 4177, 4712, 7657, 8354, 15314, 16708, 30628, 33416, 54301, 61256, 79363, 108602, 129487, 158726, 217204, 258974, 317452, 434408, 517948, 634904, 1031719, 1035896, 1683331, 2063438, 2460253, 3366662, 4126876, 4920506, 6733324, 8253752, 9841012, 13466648, 19682024, 31983289, 63966578, 127933156, 255866312]

約数ペア:

[(1, 255866312), (2, 127933156), (4, 63966578), (8, 31983289), (13, 19682024), (19, 13466648), (26, 9841012), (31, 8253752), (38, 6733324), (52, 4920506), (62, 4126876), (76, 3366662), (104, 2460253), (124, 2063438), (152, 1683331), (247, 1035896), (248, 1031719), (403, 634904), (494, 517948), (589, 434408), (806, 317452), (988, 258974), (1178, 217204), (1612, 158726), (1976, 129487), (2356, 108602), (3224, 79363), (4177, 61256), (4712, 54301), (7657, 33416), (8354, 30628), (15314, 16708)]